Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8753173 | Method and device for grinding the mutually parallel edges of glass plates | Christoph Linnenbruegger, Martin Schnitker | 2014-06-17 |
| 4730420 | Drilling device for drilling plates susceptible to breaking | Herbert Stratmann, Uwe Werner | 1988-03-15 |